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Severe Thunderstorm Warning 0302
Issued by the Denver / Boulder Forecast Office

Action Issued Starts Expiration
New 2026-08-12 19:39:31 2026-08-12 19:39:00 2026-08-12 20:15:00
Continued 2026-08-12 19:51:01 2026-08-12 20:15:00
Expired 2026-08-12 20:15:32 2026-08-12 20:15:00


Action: New
Issued At: 2026-08-12 19:39:31

852 
WUUS55 KBOU 130039
SVRBOU
COC075-095-130115-
/O.NEW.KBOU.SV.W.0302.260813T0039Z-260813T0115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Denver CO
639 PM MDT Wed Aug 12 2026

The National Weather Service in Denver has issued a

* Severe Thunderstorm Warning for...
  Southeastern Logan County in northeastern Colorado...
  Western Phillips County in northeastern Colorado...

* Until 715 PM MDT.

* At 639 PM MDT, severe thunderstorms were located along a line from
  6 miles northeast of Fleming to 7 miles north of Lone Star, or
  along a line from 24 miles east of Sterling to 20 miles southeast
  of Sterling, moving east at 15 mph.

  HAZARD...60 mph wind gusts and small hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Haxtun, Paoli, Highland Center, St Petersburg, Fairfield and
  Dailey.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from
windows. These storms are capable of producing damaging winds.

&&

LAT...LON 4044 10294 4060 10281 4074 10278 4075 10240
      4044 10253
TIME...MOT...LOC 0039Z 267DEG 12KT 4075 10276 4057 10281 4044 10289

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

63


Action: Continued
Issued At: 2026-08-12 19:51:01

218 
WWUS55 KBOU 130050
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
650 PM MDT Wed Aug 12 2026

COC075-095-130115-
/O.CON.KBOU.SV.W.0302.000000T0000Z-260813T0115Z/
Logan CO-Phillips CO-
650 PM MDT Wed Aug 12 2026

...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM MDT FOR
SOUTHEASTERN LOGAN AND WESTERN PHILLIPS COUNTIES...

At 650 PM MDT, severe thunderstorms were located along a line from 8
miles northwest of Haxtun to 6 miles north of Lone Star, or along a
line from 24 miles northwest of Holyoke to 22 miles southeast of
Sterling, moving east at 15 mph.

HAZARD...60 mph wind gusts and small hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
  Haxtun, Paoli, Highland Center, St Petersburg, Fairfield and
  Dailey.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from
windows. These storms are capable of producing damaging winds.

&&

LAT...LON 4044 10294 4060 10281 4074 10278 4075 10240
      4044 10253
TIME...MOT...LOC 0039Z 267DEG 12KT 4075 10276 4057 10280 4044 10289

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

63


Action: Expired
Issued At: 2026-08-12 20:15:32

963 
WWUS55 KBOU 130115
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
715 PM MDT Wed Aug 12 2026

COC075-095-130125-
/O.EXP.KBOU.SV.W.0302.000000T0000Z-260813T0115Z/
Logan CO-Phillips CO-
715 PM MDT Wed Aug 12 2026

...SEVERE THUNDERSTORM WARNING HAS EXPIRED FOR SOUTHEASTERN LOGAN AND
WESTERN PHILLIPS COUNTIES...

The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning has been allowed to expire.

A Severe Thunderstorm Watch remains in effect until 900 PM MDT
Wednesday for a portion of northeast Colorado.

&&

LAT...LON 4044 10294 4060 10281 4074 10278 4075 10240
      4044 10253
TIME...MOT...LOC 0050Z 267DEG 12KT 4075 10271 4058 10275 4045 10284

$$

63



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